By Will Dunham WASHINGTON, Feb 9 (Reuters) - A fresh examination of radar data for Venus obtained by NASA's Magellan spacecraft in the 1990s indicates the presence of a large underground cavity ...

Can you clean up a lava flow after it cools? It's technically possible but difficult, according to AccuWeather. It can take months or even years for lava flows to completely harden, and they're ...

Is it possible to stop a lava flow? As AccuWeather points out, many have tried in the past. The U.S. Air Force tried to bomb the lava tubes at Mauna Loa in 1935. Iceland tried to cool a lava flow with ...

Across the dark lava plains of Harrat Khaybar in northwestern Saudi Arabia, low stone lines and geometric shapes sit quietly against the basalt. What once appeared to be empty volcanic ground is now ...

New aerial video released by Hawaii's Department of Defense shows amazing images of the lava flows from Kilauea volcano from Hawaii's Big Island. Officials say two new vents where lava was spurting ...

Nature rarely does straight lines. If you look at a forest, a rock, or a coastline, you see all sorts of shapes and chaos.